Nioxin System 4 1L Duo morrocanoil Cristalli Liquidi is a serum

Cristalli Liquidi is a serum that protects and brightens the hair fiber

Detoxifies and stimulates sluggish scalps

delivering easy-to-comb glide power and a unique

Cellulose (Natural Exfoliant)

Dimethiconol & TEA-Dodecylbenzenesulfonate

Nioxin System 4 1L Duo morrocanoil Cristalli Liquidi is a serumNioxin System 4 1L Duo Pack includes: Step 1 Scalp + Hair Shampoo 1L Step 2 Scalp Scalp + Hair Conditioner 1L System 4 helps you achieve thicker, fuller looking hair and restore moisture balance. System 4 delivers thicker, fuller hair by removing follicle clogging sebum, fatty acids and environmental residues, while providing moisture balance and color protection. How to use Scalp + Hair Shampoo: Gently massage into hair and scalp. Rinse well. Scalp +